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Mamiya Press 127mm Lens: Shutter Mechanism Cleaning

Originally posted on Instagram. Notes from the repair bench, kept here as a searchable archive. View the original on Instagram

This Mamiya 127mm Press lens, while in very clean condition externally, is in need of some disassembly and cleaning of the shutter mechanism. The second photo shows the start of removing the slow speeds escapement, cocking ring, pinion and main spring. These parts are cleaned and very lightly lubricated with the correct lube (no oil please!) to return everything to smooth working condition.

The Mamiya Press 127mm lens is one of three lenses that cover the full Polaroid format on the Mamiya Universal. This particular example is a late model (1986) and has multi-coated lens elements.

View the original on Instagram